Home / 10,347.23-15,508.70-4,788.83

Finding the Fourth Proportional to 10,347.23, 15,508.70 and 4,788.83

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Solution

The fourth proportional to 10,347.23, 15,508.70 and 4,788.83 is: 7,177.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,347.23 : 15,508.70 = 4,788.83 : x
  2. Step 2: Convert to fraction form
    10,347.23/15,508.70 = 4,788.83/x
  3. Step 3: Cross multiply
    10,347.23x = 15,508.70 × 4,788.83
  4. Step 4: Simplify right side
    10,347.23x = 74,268,527.82
  5. Step 5: Solve for x
    x = 74,268,527.82/10,347.23
  6. Step 6: Final answer
    x = 7,177.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.